Home Bearing INA SD20X28X4-A Shaft Sealing Ring Precision Industrial Wiper Seal
INA SD20X28X4-A Bearing

Illustrative imagery — contact our technical team for certified product photographs and full engineering datasheets.

INA 100% Genuine

INA SD20X28X4-A Shaft Sealing Ring Precision Industrial Wiper Seal
Model / Part No: SD20X28X4-A Catalog ID: BBN-762101BF

Brand

INA

Model / Part No.

SD20X28X4-A

Category

Bearing

Country of Origin

Global Sourcing

Packaging

Original Factory Packaging

Availability

6300 pcs Ready to Ship
US$ 2.80 / unit (Wholesale)
Secure Payments
PayPal
Bank T/T

Formal Proforma Invoice (PI) issued for every confirmed transaction.

Technical Specifications (For reference only)

Part Number
SD20X28X4-A
Brand
INA
Component Type
Shaft Sealing Ring (Wiper Seal)
Dimensions (d x D x B)
20 x 28 x 4 mm
Inner Diameter (d)
20 mm
Outer Diameter (D)
28 mm
Width (B)
4 mm
Material
NBR (Nitrile Butadiene Rubber)
Operating Temperature
-30 to +100 °C
Weight
0.002 kg
Suffix D: Partial needle roller and cage assembly

Supply Chain & International Settlement

Synchronized Multi-Hub Dispatch

Fulfilled from our decentralized inventory network across Singapore (HQ), Shanghai Free Trade Zone, and Johor-Iskandar, minimizing customs clearance time and transit distance.

Certified Provenance Guarantee

Each unit undergoes rigorous QC inspection at our bonded facilities. Certificate of Conformance (CoC) and Material Test Reports (MTR) available upon request.

Secure Cross-Border Transactions

Settle internationally via Telegraphic Transfer (T/T) through DBS Singapore or PayPal, with full trade compliance documentation handled by our in-house team.

Accepted Settlement Methods
PayPal

Fast & Secure

Bank T/T

Wire Transfer

All Proforma Invoices denominated in USD. Letter of Credit (L/C) and D/P terms available for qualified bulk procurement contracts.

Trade Profile

Shipping Origins

SG, CN, MY

Trade Terms

EXW, FOB, CIF, DDP

Certificates

CO, Form E, FTA Support

Technical Expert

Amy

"Looking for datasheets, cross-reference support, or competitive pricing on larger quantities? Let's connect directly."

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